21
Robertson, A. T.
| American Baptist Publication Society |
1990
23
Roberts, J. J. M.
| Westminster / John Knox Press |
1991
24
Smith, W. Robertson
| Sheffield Academic Press |
1995
25
Walsh, Brian J.
| Toronto School of Theology |
1998
26
Winsor, Ann Roberts.
| Peter Lang |
1999
27
Lorenz, H. Roberts
| The Hymn Society of America, Inc. |
2000
30
Roberts, Samuel K.
| American Baptist Historical Society |
2003